# Create a Data Model ER Diagram

[](https://help.qlik.com/talend/en-US/talend-data-catalog/Content/user-guide/data-modeling/create-a-data-model-er-diagram.htm)

A data model contains both entity relationships and ER diagrams organized hierarchically into a folder structure.

**Steps**

1. Sign in as a user with at least the **Metadata Editor** [capability object role assignment](https://help.qlik.com/talend/en-US/talend-data-catalog/9.0/Content/user-guide/administration-and-system-management/manage-object-roles.htm) on the data model you are interested in

2. [Navigate](https://help.qlik.com/talend/en-US/talend-data-catalog/9.0/Content/user-guide/explore/index.htm) to data model wish to edit.

3. Go to the **Overview** tab.

4. Navigate through the existing folder structure to where you wish to add the ER diagram.

5. Click **+CREATE** in the **ER Diagrams** section.

6. Enter the **NAME** for the folder.

7. Click **OK**.

**Example**

Sign in as **Administrator** and go to the **Overview** tab of the object page for the **Data Lake Data Model**.

![A screenshot of a computer Description automatically generated](https://help.qlik.com/talend/en-US/talend-data-catalog/9.0/Content/user-guide/data-modeling/img/image1059.png)

Click **+CREATE** in the **ER Diagrams** section and enter

> Employee

in the **NAME** and click **OK**.

![](https://help.qlik.com/talend/en-US/talend-data-catalog/9.0/Content/user-guide/data-modeling/img/image1060.png)